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strategy.go
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strategy.go
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package oauthaccesstoken
import (
"fmt"
kapi "k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/rest"
"k8s.io/kubernetes/pkg/fields"
"k8s.io/kubernetes/pkg/labels"
"k8s.io/kubernetes/pkg/registry/generic"
"k8s.io/kubernetes/pkg/runtime"
"k8s.io/kubernetes/pkg/util/validation/field"
scopeauthorizer "github.com/openshift/origin/pkg/authorization/authorizer/scope"
"github.com/openshift/origin/pkg/oauth/api"
"github.com/openshift/origin/pkg/oauth/api/validation"
"github.com/openshift/origin/pkg/oauth/registry/oauthclient"
)
// strategy implements behavior for OAuthAccessTokens
type strategy struct {
runtime.ObjectTyper
clientGetter oauthclient.Getter
}
var _ rest.RESTCreateStrategy = strategy{}
var _ rest.RESTUpdateStrategy = strategy{}
func NewStrategy(clientGetter oauthclient.Getter) strategy {
return strategy{ObjectTyper: kapi.Scheme, clientGetter: clientGetter}
}
func (strategy) PrepareForUpdate(obj, old runtime.Object) {}
// NamespaceScoped is false for OAuth objects
func (strategy) NamespaceScoped() bool {
return false
}
func (strategy) GenerateName(base string) string {
return base
}
func (strategy) PrepareForCreate(obj runtime.Object) {
}
// Validate validates a new token
func (s strategy) Validate(ctx kapi.Context, obj runtime.Object) field.ErrorList {
token := obj.(*api.OAuthAccessToken)
validationErrors := validation.ValidateAccessToken(token)
client, err := s.clientGetter.GetClient(ctx, token.ClientName)
if err != nil {
return append(validationErrors, field.InternalError(field.NewPath("clientName"), err))
}
if err := scopeauthorizer.ValidateScopeRestrictions(client, token.Scopes...); err != nil {
return append(validationErrors, field.InternalError(field.NewPath("clientName"), err))
}
return validationErrors
}
// ValidateUpdate validates an update
func (s strategy) ValidateUpdate(ctx kapi.Context, obj, old runtime.Object) field.ErrorList {
oldToken := old.(*api.OAuthAccessToken)
newToken := obj.(*api.OAuthAccessToken)
return validation.ValidateAccessTokenUpdate(newToken, oldToken)
}
// AllowCreateOnUpdate is false for OAuth objects
func (strategy) AllowCreateOnUpdate() bool {
return false
}
func (strategy) AllowUnconditionalUpdate() bool {
return false
}
// Canonicalize normalizes the object after validation.
func (strategy) Canonicalize(obj runtime.Object) {
}
// Matchtoken returns a generic matcher for a given label and field selector.
func Matcher(label labels.Selector, field fields.Selector) generic.Matcher {
return generic.MatcherFunc(func(obj runtime.Object) (bool, error) {
tokenObj, ok := obj.(*api.OAuthAccessToken)
if !ok {
return false, fmt.Errorf("not a token")
}
fields := api.OAuthAccessTokenToSelectableFields(tokenObj)
return label.Matches(labels.Set(tokenObj.Labels)) && field.Matches(fields), nil
})
}